Notes:Relates to; "Improvements in Compensating Pendulums".
Three innovations are described as follows;
1. The method of adjusting the compensation of the pendulums by varying the point of connection between the two tubes of different metal
2. The use for adjusting the compensation of pendulums, of a cylindrical nut with inner and outer screw threads screwing into an outer and inner thread formed respectively on the concentric tobes of different metals
3. The construction of cylindrical nut consisting of two parts having longitudinal slits.